301 



Carapace reddish or brown, the vertebral keel lighter; plastron 

 with yellow and brown radiating streaks on each shield; soft 

 parts brown; a yellow spot on each side of the neck near 

 the ear; head and limbs scarlet-spotted in life. Length of 

 shell 220 mm. 



N o m. i n d i g. Kura Kura (Borneo). 



Habitat: Batu Islands!; Sumatra! (Pasei, Deli!, Bindjey 

 in Lower Langkat, Tandjong Batu Bara, Padang Bedagei, 

 Raja Mts., Sukaranda in Indragiri, Padang Highlands); Banka!; 

 Gr. Natuna Island; Borneo! (Kuching, Marudy on Baram river, 

 Lihang Bahaya, Muara Teweh, Pontianak, Kapuas river, Putus 

 Sibau!, Sambas!, Samangaris, Lawes Mts.). — Singapore; 

 Penang; Malay Peninsula; Tenasserim; Burma. 



Freshwater-tortoise, living in jungle streams up to 3000 feet 

 or terrestrial. 



I. Cyclemys Bell. 



(Bell, Proc. Zool. Soc. London p. 117, 1S34). 



Head covered with smooth skin, undivided. Skull with a 

 bony temporal arch; postorbital arch broad; alveolar surfaces 

 without median ridge; choanae between the eyes. Neural plates 

 hexagonal, short-sided behind; five vertebral shields present. 

 Plastron united to the carapace by ligament, movable between 

 the hyo- and hypoplastron. Digits with a short web; fore limb 

 with five, hind limb with four sharp claws. Tail short. 



Distribution. The East-Indies; S. China. 



Key to the I nd o- Austral ian species. 



A. Carapace serrated posteriorly, unicarinate in the 



young; plastron notched behind, bridge distinct. . l. C. dhor p. 301. 



B. Carapace not serrated, tricarinate in the young ; 



plastron not notched behind, no distinct bridge. . 2. C. amboinensis p. 302. 



I. Cyclemys dhor (Gray). 



Emys dhor^ part.. Gray, Syn. Rept. 1831, p. 20. 



Cyclemys dhor^ Boulenger, Cat. Chel. 1889, p. 131 (s. syn.). 



Cyclemys dhor^ Siebenrock, Zool. Jahrb. Suppl. X 1909, p. 501. 



Carapace depressed, with an obtuse keel; posterior margin 

 serrated; 5 vertebrals as broad as long or a little more broad, 

 narrower than the costals. Plastron narrower than the opening 

 of the shell, angularly notched behind; bridge distinct, its 



